This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building robots and other systems. It uses Arduino to run the logic to control it ...

AC induction motors are everywhere, from ceiling fans to vehicles. They’re reliable, simple, and rugged — but there are some disadvantages. It’s difficult to control the speed ...

Discover how to make a DIY hand-powered mobile phone charger using simple materials such as two small DC motors and a piece of cardboard. This step-by-step tutorial covers mounting the motors, wiring ...

Famously, the save icon on most computer user interfaces references a fairly obsolete piece of technology: the venerable ...